How many years of comparable data are there for Comoros and Marshall Islands?

51 years are reported by both, from 1970 to 2020.

Where does this data come from?

UNESCO Institute for Statistics, published as Theoretical duration of lower secondary education (years). Statizoid refreshes it automatically from the source and publishes the full history for both places.

Comoros vs Marshall Islands: Theoretical duration of lower secondary education

Comoros

4 years

in 2020

Marshall Islands

4 years

in 2020

Comoros rank

18th

Marshall Islands rank

18th

Theoretical duration of lower secondary education over time

Comoros
Marshall Islands

How they compare

Comoros currently reports 4 years against 4 years in Marshall Islands, a difference of 0 years.

The two have swapped places 1 time across 51 shared years of data; in 1970 it was Comoros ahead.

Comoros ranks 18th and Marshall Islands ranks 18th of 209 countries.

Comoros has averaged higher in every one of the 6 decades both report.

Head to head by decade

Decade	Comoros	Marshall Islands	Difference	Ahead
1970s	4 years	2 years	2 years	Comoros
1980s	4 years	2 years	2 years	Comoros
1990s	4 years	2 years	2 years	Comoros
2000s	4 years	2 years	2 years	Comoros
2010s	4 years	3 years	1 years	Comoros
2020s	4 years	4 years	0 years	—

Averages of every year both report within each decade.

Frequently asked questions

Which has higher theoretical duration of lower secondary education, Comoros or Marshall Islands?: Comoros, at 4 years against 4 years in Marshall Islands as of 2020.
What is the difference in theoretical duration of lower secondary education between Comoros and Marshall Islands?: 0 years, with Comoros ahead.
How many years of comparable data are there for Comoros and Marshall Islands?: 51 years are reported by both, from 1970 to 2020.
How do Comoros and Marshall Islands rank globally for theoretical duration of lower secondary education?: Comoros ranks 18th and Marshall Islands ranks 18th of 209 countries.
Where does this data come from?: UNESCO Institute for Statistics, published as Theoretical duration of lower secondary education (years). Statizoid refreshes it automatically from the source and publishes the full history for both places.

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Comoros vs Marshall Islands: Theoretical duration of lower secondary education. Statizoid, drawing on UNESCO Institute for Statistics. Retrieved 29 August 2026, from https://education.statizoid.com/compare/theoretical-duration-of-lower-secondary-education-years/comoros/marshall-islands/

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About this data

Indicator: Theoretical duration of lower secondary education (years)
Unit: years
Source: UNESCO Institute for Statistics
Licence: CC BY 4.0 (World Bank Open Data)
Coverage: 209 places, 10,366 data points, 1970–2020
Last refreshed: 21 August 2026

Number of grades (years) in lower secondary education.